# ------------------------------------------------------------------------------
# Build the google test library

# We compile Google Test ourselves instead of using pre-compiled libraries. See
# the Google Test FAQ "Why is it not recommended to install a pre-compiled copy
# of Google Test (for example, into /usr/local)?" at
# http://code.google.com/p/googletest/wiki/FAQ for more details.
add_library(gtest STATIC gmock-gtest-all.cc gmock/gmock.h gtest/gtest.h
                         gtest/gtest-spi.h)
target_compile_definitions(gtest PUBLIC GTEST_HAS_STD_WSTRING=1)
target_include_directories(gtest SYSTEM PUBLIC .)
target_compile_features(gtest PUBLIC cxx_std_11)

find_package(Threads)
if(Threads_FOUND)
  target_link_libraries(gtest ${CMAKE_THREAD_LIBS_INIT})
else()
  target_compile_definitions(gtest PUBLIC GTEST_HAS_PTHREAD=0)
endif()

if(MSVC)
  # Disable MSVC warnings of _CRT_INSECURE_DEPRECATE functions.
  target_compile_definitions(gtest PRIVATE _CRT_SECURE_NO_WARNINGS)
  if(CMAKE_CXX_COMPILER_ID MATCHES "Clang")
    # Disable MSVC warnings of POSIX functions.
    target_compile_options(gtest PUBLIC -Wno-deprecated-declarations)
  endif()
endif()

# Silence MSVC tr1 deprecation warning in gmock.
target_compile_definitions(gtest
                           PUBLIC _SILENCE_TR1_NAMESPACE_DEPRECATION_WARNING=1)
